Data update

Task/Conditional-structures/Langur/conditional-structures-4.langur

@@ -15,7 +15,7 @@ switch 0 {
     ...
 }
 
-given .x, .y, .z {
+switch[and] .x, .y, .z {
     case true: ...
         # all are true
     case false, _: ...

Task/Conditional-structures/Langur/conditional-structures-5.langur

@@ -1,4 +1,4 @@
-given .x {
+switch .x {
     case true:
         # implicit fallthrough
     case null: 0

Task/Conditional-structures/Langur/conditional-structures-6.langur

@@ -1,4 +1,4 @@
-given .x {
+switch .x {
     case true:
         if .y > 100 {
             fallthrough

Task/Conditional-structures/Langur/conditional-structures-7.langur

@@ -1,4 +1,4 @@
-given(.x, .y, .z;
-    true: ... ;     # all are equal to true
+switch(.x, .y, .z;
+    true: ... ;     # any are equal to true
     _, >= .z: ...;  # .y >= .z
     ... )           # default